Part Number
|
54SXxx |
Manufacturer
|
Actel |
Description
|
General Purpose SDRAM Controller |
Published
|
Sep 14, 2005 |
Detailed Description
|
v2.0
General-Purpose SDRAM Controller
SD R A M Co n t r o l l er Fu nc t i o na l D es cr i p t i o n
The general-purp...
|
Datasheet
|
54SXxx
|
Overview
v2.
0
General-Purpose SDRAM Controller
SD R A M Co n t r o l l er Fu nc t i o na l D es cr i p t i o n
The general-purpose SDRAM controller is designed to provide simplified control of many different sizes of SDRAMs.
The controller architecture provides control for data bursts by linearly incrementing the address.
The user starts a burst at a specified address and the burst continues until the user terminates it.
SD R A M Co n t r o l l er Si g na l s
CLK RESET_N ACTIVATE WR_CYC ADDR CYC_DONE WR_BE_DONE RD_BE_DONE
RD_BE_RDY WR_BE_RDY MADDR CSn RASn CASn WEn BA DQM CKE
The SDRAM controller communicates with a user’s functions and drives the control signals into the SDRAM.
When the control...
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